Parameter / Equipment |
Range |
Best In-Lab Uncertainty* |
Best On-Site Uncertainty* |
Length Standards |
To 18 in
(18 to 48) in
To 1 in
(1 to 7) in
(7 to 24) in |
11 μin + 6.3 μin/in
42 μin + 5.5 μin/in
120 μin
130 μin
200 μin |
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120 μin
130 μin
200 μin |
Angle Blocks |
(0.25 to 45)º
(45 to 90)º |
0.001º
0.001º |
0.001º
0.001º |
Cylindrical Outside Diameter |
To 1 in
(1 to 5) in
(5 to 18) in
(18 to 24) |
20 μin
15 μin + 2.5 μin/in
110 μin
290 μin/in |
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Cylindrical Inside Diameter |
(0.1 to 0.5) in
(0.5 to 2.5) in
(2.5 to 8) in
(8 to 24) in
Up to 24 in |
26 μin
18 μin + 1.5 μin/in
15 μin + 2.7 μin/in
290 μin
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480 μin |
Protractors |
0º to 90º |
0.01° |
0.01° |
Flatness
Measurements |
(0 to 2) in dia
Up to 10 in length |
4 μin
35 μin |
4 μin
35 μin |
Parallel Measurements |
(0 to 1) in dia
Up to 10 in length |
5.7 μin
38 μin |
5.7 μin
38 μin |
Surface Finish Meters |
(19 to 122) Ra |
1.8 μin + 0.1 μin/μin |
1.8 μin + 0.1 μin/μin |
Micrometers |
To 3 in
(3 to 12) in |
50 μin + 3 μin/in
81 μin + 1 μin/in |
50 μin + 3 μin/in
81 μin + 1 μin/in |
Micrometer Heads |
10 μin resolution |
12 μin |
12 μin |
Laser Micrometers |
To 2 in |
33 μin |
33 μin |
Gage Blocks |
(0 to 1) in
(1 to 2) in
(2 to 4) in |
3.5 μin
5.0 μin
7.9 μin |
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Surface Plates
Flatness
Repeatability |
To 107D in
To 0.015 in |
(22.3 + 0.69D) μin
30 μin |
(22.3 + 0.69D) μin
30 μin |
Electronic Level
Systems |
--- |
0.12 arcs |
--- |
Calipers |
To 12 in
(12 to 72) in |
540 μin
980 μin |
540 μin
980 μin |
Height/Depth Gages |
To 24 in
(24 to 72) in |
(21 + 7L) μin |
130 μin + 13 μin/in
150 μin +16 μin/in |
Dial, Digital, and Test
Indicators |
Resolution:
10 μin
50 μin
0.0001 in
0.0005 in
0.001 in |
12 μin
59 μin
120 μin
580 μin
0.0013 in |
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59 μin
120 μin
580 μin
0.0013 in |
Thread Plugs |
|
|
|
| Pitch Diameter |
Up to 4 in
Up to 2 in |
160 μin
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|
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0.0002 in |
| Major Diameter |
Up to 4 in
Up to 2 in |
67 μin
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|
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0.0001 in |
One Dimensional Length |
To 18 in
(18 to 72) in
To 320 mm
(320 to 1800) mm |
0.0013 in
0.012 in
0.033 mm
0.5 mm |
0.0013 in
0.012 in
0.033 mm
0.5 mm |
Optical Comparator: Length
|
To 6 in |
0.00022 in |
0.00022 in |
Optical Comparator: Radius / Diameter
|
To 1 in |
0.0005 in |
0.0005 in |
Optical Comparator: Angle
|
0° to 360° |
0.014º |
0.014º |
Optical Comparator: Magnification, Fixed Points |
10x
20x
31.25x
62.5x
50x
100x |
0.02 x
0.014 x
0.015 x
0.011 x
0.012 x
0.016 x |
0.02 x
0.014 x
0.015 x
0.011 x
0.012 x
0.016 x |
Wire Cloth and Sieves |
(0.150 to 12.5) mm |
5.2 μm |
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Angle |
0° to 360° |
0.03° |
0.03° |
Diameter/Radius |
To 6 in |
0.00055 in |
0.00055 in |